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#CV-2x3-146

Consistent export of shells by having each vertex defined only once and shared by edges
number
CV-2x3-146
based on
IFC2x3
effects
extended coordination view
date
26. Feb 2008
initiator
ISG meeting in Prague
summary Consistent export of shells by having each vertex defined only once and shared by edges

 

Description

For each IfcClosedShell and IfcOpenShell, used e.g. in IfcFacetedBrep, or in IfcShellBasedSurfaceModel, each vertex shall only be exported once. Edges shall share identical vertices.